Analysis
-
max time kernel
146s -
max time network
145s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
30-12-2024 20:40
Static task
static1
Behavioral task
behavioral1
Sample
JaffaCakes118_d50965c4bd00566509a4a5a2cd6fcabd669671292a969eaa2001235f8b071ab4.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
JaffaCakes118_d50965c4bd00566509a4a5a2cd6fcabd669671292a969eaa2001235f8b071ab4.exe
Resource
win10v2004-20241007-en
General
-
Target
JaffaCakes118_d50965c4bd00566509a4a5a2cd6fcabd669671292a969eaa2001235f8b071ab4.exe
-
Size
197KB
-
MD5
842fa585d481765c7b4aa288052dde34
-
SHA1
a096a35996fed417b8fea7b1308ed18dab39e20d
-
SHA256
d50965c4bd00566509a4a5a2cd6fcabd669671292a969eaa2001235f8b071ab4
-
SHA512
f7e3eacbaf6191eebd1fefe3bc528b016817e0b0028eb0b8409b9b3ae61a78b7a6a56ba27115127af904176009e58526eff66ee88ae5730f9bb1923cfd865d53
-
SSDEEP
3072:2e68IejDacBIeXDOCzDufIIAMgiU8XKPqfP2IjBvKB6klGfLIQVNWBz:2e2evacGea6qfvvKB6k8Txql
Malware Config
Extracted
tofsee
defeatwax.ru
refabyd.info
Signatures
-
Tofsee family
-
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Windows\SysWOW64\gcxjvcde = "0" svchost.exe -
Creates new service(s) 2 TTPs
-
Modifies Windows Firewall 2 TTPs 1 IoCs
pid Process 1548 netsh.exe -
Sets service image path in registry 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\gcxjvcde\ImagePath = "C:\\Windows\\SysWOW64\\gcxjvcde\\nzgaflyg.exe" svchost.exe -
Deletes itself 1 IoCs
pid Process 2212 svchost.exe -
Executes dropped EXE 1 IoCs
pid Process 2600 nzgaflyg.exe -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 2600 set thread context of 2212 2600 nzgaflyg.exe 43 -
Launches sc.exe 3 IoCs
Sc.exe is a Windows utlilty to control services on the system.
pid Process 2544 sc.exe 2732 sc.exe 2724 sc.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
-
Event Triggered Execution: Netsh Helper DLL 1 TTPs 3 IoCs
Netsh.exe (also referred to as Netshell) is a command-line scripting utility used to interact with the network configuration of a system.
description ioc Process Key queried \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\NetSh netsh.exe Key value enumerated \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\NetSh netsh.exe Key opened \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\NetSh netsh.exe -
System Location Discovery: System Language Discovery 1 TTPs 9 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language JaffaCakes118_d50965c4bd00566509a4a5a2cd6fcabd669671292a969eaa2001235f8b071ab4.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language sc.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language netsh.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language nzgaflyg.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language svchost.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language sc.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language sc.exe -
Suspicious use of WriteProcessMemory 30 IoCs
description pid Process procid_target PID 2756 wrote to memory of 2764 2756 JaffaCakes118_d50965c4bd00566509a4a5a2cd6fcabd669671292a969eaa2001235f8b071ab4.exe 30 PID 2756 wrote to memory of 2764 2756 JaffaCakes118_d50965c4bd00566509a4a5a2cd6fcabd669671292a969eaa2001235f8b071ab4.exe 30 PID 2756 wrote to memory of 2764 2756 JaffaCakes118_d50965c4bd00566509a4a5a2cd6fcabd669671292a969eaa2001235f8b071ab4.exe 30 PID 2756 wrote to memory of 2764 2756 JaffaCakes118_d50965c4bd00566509a4a5a2cd6fcabd669671292a969eaa2001235f8b071ab4.exe 30 PID 2756 wrote to memory of 2832 2756 JaffaCakes118_d50965c4bd00566509a4a5a2cd6fcabd669671292a969eaa2001235f8b071ab4.exe 32 PID 2756 wrote to memory of 2832 2756 JaffaCakes118_d50965c4bd00566509a4a5a2cd6fcabd669671292a969eaa2001235f8b071ab4.exe 32 PID 2756 wrote to memory of 2832 2756 JaffaCakes118_d50965c4bd00566509a4a5a2cd6fcabd669671292a969eaa2001235f8b071ab4.exe 32 PID 2756 wrote to memory of 2832 2756 JaffaCakes118_d50965c4bd00566509a4a5a2cd6fcabd669671292a969eaa2001235f8b071ab4.exe 32 PID 2756 wrote to memory of 2732 2756 JaffaCakes118_d50965c4bd00566509a4a5a2cd6fcabd669671292a969eaa2001235f8b071ab4.exe 34 PID 2756 wrote to memory of 2732 2756 JaffaCakes118_d50965c4bd00566509a4a5a2cd6fcabd669671292a969eaa2001235f8b071ab4.exe 34 PID 2756 wrote to memory of 2732 2756 JaffaCakes118_d50965c4bd00566509a4a5a2cd6fcabd669671292a969eaa2001235f8b071ab4.exe 34 PID 2756 wrote to memory of 2732 2756 JaffaCakes118_d50965c4bd00566509a4a5a2cd6fcabd669671292a969eaa2001235f8b071ab4.exe 34 PID 2756 wrote to memory of 2724 2756 JaffaCakes118_d50965c4bd00566509a4a5a2cd6fcabd669671292a969eaa2001235f8b071ab4.exe 36 PID 2756 wrote to memory of 2724 2756 JaffaCakes118_d50965c4bd00566509a4a5a2cd6fcabd669671292a969eaa2001235f8b071ab4.exe 36 PID 2756 wrote to memory of 2724 2756 JaffaCakes118_d50965c4bd00566509a4a5a2cd6fcabd669671292a969eaa2001235f8b071ab4.exe 36 PID 2756 wrote to memory of 2724 2756 JaffaCakes118_d50965c4bd00566509a4a5a2cd6fcabd669671292a969eaa2001235f8b071ab4.exe 36 PID 2756 wrote to memory of 2544 2756 JaffaCakes118_d50965c4bd00566509a4a5a2cd6fcabd669671292a969eaa2001235f8b071ab4.exe 38 PID 2756 wrote to memory of 2544 2756 JaffaCakes118_d50965c4bd00566509a4a5a2cd6fcabd669671292a969eaa2001235f8b071ab4.exe 38 PID 2756 wrote to memory of 2544 2756 JaffaCakes118_d50965c4bd00566509a4a5a2cd6fcabd669671292a969eaa2001235f8b071ab4.exe 38 PID 2756 wrote to memory of 2544 2756 JaffaCakes118_d50965c4bd00566509a4a5a2cd6fcabd669671292a969eaa2001235f8b071ab4.exe 38 PID 2756 wrote to memory of 1548 2756 JaffaCakes118_d50965c4bd00566509a4a5a2cd6fcabd669671292a969eaa2001235f8b071ab4.exe 41 PID 2756 wrote to memory of 1548 2756 JaffaCakes118_d50965c4bd00566509a4a5a2cd6fcabd669671292a969eaa2001235f8b071ab4.exe 41 PID 2756 wrote to memory of 1548 2756 JaffaCakes118_d50965c4bd00566509a4a5a2cd6fcabd669671292a969eaa2001235f8b071ab4.exe 41 PID 2756 wrote to memory of 1548 2756 JaffaCakes118_d50965c4bd00566509a4a5a2cd6fcabd669671292a969eaa2001235f8b071ab4.exe 41 PID 2600 wrote to memory of 2212 2600 nzgaflyg.exe 43 PID 2600 wrote to memory of 2212 2600 nzgaflyg.exe 43 PID 2600 wrote to memory of 2212 2600 nzgaflyg.exe 43 PID 2600 wrote to memory of 2212 2600 nzgaflyg.exe 43 PID 2600 wrote to memory of 2212 2600 nzgaflyg.exe 43 PID 2600 wrote to memory of 2212 2600 nzgaflyg.exe 43
Processes
-
C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_d50965c4bd00566509a4a5a2cd6fcabd669671292a969eaa2001235f8b071ab4.exe"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_d50965c4bd00566509a4a5a2cd6fcabd669671292a969eaa2001235f8b071ab4.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2756 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /C mkdir C:\Windows\SysWOW64\gcxjvcde\2⤵
- System Location Discovery: System Language Discovery
PID:2764
-
-
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /C move /Y "C:\Users\Admin\AppData\Local\Temp\nzgaflyg.exe" C:\Windows\SysWOW64\gcxjvcde\2⤵
- System Location Discovery: System Language Discovery
PID:2832
-
-
C:\Windows\SysWOW64\sc.exe"C:\Windows\System32\sc.exe" create gcxjvcde binPath= "C:\Windows\SysWOW64\gcxjvcde\nzgaflyg.exe /d\"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_d50965c4bd00566509a4a5a2cd6fcabd669671292a969eaa2001235f8b071ab4.exe\"" type= own start= auto DisplayName= "wifi support"2⤵
- Launches sc.exe
- System Location Discovery: System Language Discovery
PID:2732
-
-
C:\Windows\SysWOW64\sc.exe"C:\Windows\System32\sc.exe" description gcxjvcde "wifi internet conection"2⤵
- Launches sc.exe
- System Location Discovery: System Language Discovery
PID:2724
-
-
C:\Windows\SysWOW64\sc.exe"C:\Windows\System32\sc.exe" start gcxjvcde2⤵
- Launches sc.exe
- System Location Discovery: System Language Discovery
PID:2544
-
-
C:\Windows\SysWOW64\netsh.exe"C:\Windows\System32\netsh.exe" advfirewall firewall add rule name="Host-process for services of Windows" dir=in action=allow program="C:\Windows\SysWOW64\svchost.exe" enable=yes>nul2⤵
- Modifies Windows Firewall
- Event Triggered Execution: Netsh Helper DLL
- System Location Discovery: System Language Discovery
PID:1548
-
-
C:\Windows\SysWOW64\gcxjvcde\nzgaflyg.exeC:\Windows\SysWOW64\gcxjvcde\nzgaflyg.exe /d"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_d50965c4bd00566509a4a5a2cd6fcabd669671292a969eaa2001235f8b071ab4.exe"1⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2600 -
C:\Windows\SysWOW64\svchost.exesvchost.exe2⤵
- Windows security bypass
- Sets service image path in registry
- Deletes itself
- System Location Discovery: System Language Discovery
PID:2212
-
Network
MITRE ATT&CK Enterprise v15
Persistence
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
2Windows Service
2Event Triggered Execution
1Netsh Helper DLL
1Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
2Windows Service
2Event Triggered Execution
1Netsh Helper DLL
1Defense Evasion
Impair Defenses
2Disable or Modify System Firewall
1Disable or Modify Tools
1Modify Registry
2Replay Monitor
Loading Replay Monitor...
Downloads
-
Filesize
11.0MB
MD5d02b47170d80c2e36b65f54f7bac1eff
SHA1d7d01693177e25841414b9112e91b8279749d9b1
SHA256286a86c6b9628273c48dd8abe6b965392ab7d9ade5d5477cd7da6fe507170507
SHA512237a2e3fd4cca83e290936845c3a97a8f8df62d7a7ed687300a1422b40577ee1e76e4f3271f6945f8aed1365ef6b06d574e71b09d009ef8be1626e2408b2dfe6